Sierra Circle Weather Forecast

    • 64
    • 89

    Mostly Sunny

    • 67
    • 90

    Partly Sunny

    • 71
    • 90

    Partly Sunny

    • 76
    • 90

    Mostly Cloudy

    • 78
    • 90

    Mostly Cloudy

    • 75
    • 88

    Rain Showers Likely

Today 13 May Hays

Sunny. Highs in the upper 80s. Southwest Winds around 5 Mph, becoming southeast around 5 Mph this afternoon.

Tonight 13 May Hays

Mostly clear. Lows in the mid 60s. Southeast Winds around 5 Mph, becoming southwest after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sierra Circle Temperature Statistics

May Temperature

San Marcos, San Marcos Municipal Airport (5 miles)

  • Lowest 2 May, 2026

    50 °F

  • Average May

    70.2 °F

  • Highest 9 May, 2026

    89.1 °F

Climate (2021–Present)

San Marcos, San Marcos Municipal Airport (5 miles)

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  • Average Low 2021–2026

    60 °F

  • Average 2021–2026

    70.7 °F

  • Average High 2021–2026

    82.3 °F
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